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Institutional Investment Manager
Tower Research Capital LLC (TRC)
Tower Research Capital LLC (TRC) (CIK: 0001533421) incorporated in New York, located at 120 Broadway, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2016Q1)
Portfolio Summary: 4,335 holdings with a total value of $671,739,000.
#
Name
Shares
Value ($)
%
Options
Notes
51 ALPHABET INC 2,971 2,267,000 0.34%
52 CISCO SYS INC 74,804 2,130,000 0.32%
53 POWERSHARES ETF TRUST 22,203 2,095,000 0.31%
54 ISHARES INC 39,472 2,085,000 0.31%
55 PROSHARES ULTRPRO S&P500 ETF 32,315 2,046,000 0.30%
56 ISHARES RUSSELL 1000 ETF 17,759 2,026,000 0.30%
57 VANGUARD WORLD FDS 14,643 1,981,000 0.29%
58 RYDEX ETF TRUST 39,133 1,978,000 0.29%
59 ISHARES TR 19,784 1,955,000 0.29%
60 POWERSHARES ETF TRUST 42,681 1,934,000 0.29%
61 ISHARES NORTH AMERICAN NATURAL RESOURCES ETF 64,208 1,909,000 0.28%
62 VANGUARD WORLD FDS 14,904 1,849,000 0.28%
63 VANGUARD INTL EQUITY INDEX F 51,809 1,791,000 0.27%
64 FIRST TR EXCHANGE TRADED FD 31,648 1,764,000 0.26%
65 ISHARES TR 47,778 1,747,000 0.26%
66 PROSHARES ULTRA FNCLS NEW ETF 27,037 1,740,000 0.26%
67 PROSHARES TR 22,830 1,727,000 0.26%
68 Direxion Daily Small Cap 39,416 1,693,000 0.25%
69 PROSHARES TR 54,246 1,677,000 0.25%
70 INTEL CORP 50,816 1,644,000 0.24%
71 3M CO 9,785 1,630,000 0.24%
72 VISA INC 21,156 1,618,000 0.24%
73 VANGUARD WORLD FD 19,130 1,590,000 0.24%
74 PROSHARES ULTRASHORT RUSSELL2000 39,968 1,550,000 0.23%
75 VANGUARD WORLD FD 14,347 1,543,000 0.23%
76 FIRST TR EXCHANGE TRADED FD 30,214 1,511,000 0.22%
77 PROSHARES TR ULTRAPRO QQQ 14,600 1,495,000 0.22%
78 VANGUARD SCOTTSDALE FDS 16,440 1,459,000 0.22%
79 POWERSHARES N/C 6/4/18 46137V662 24,229 1,456,000 0.22%
80 SCHWAB U.S. LARGE-CAP ETF 29,006 1,417,000 0.21%
81 ISHARES TR 15,510 1,395,000 0.21%
82 ISHARES 100,528 1,393,000 0.21%
83 COSTCO WHSL CORP NEW 8,818 1,390,000 0.21%
84 DIREXION SHS ETF TR 51,210 1,383,000 0.21%
85 BOEING CO 10,834 1,375,000 0.20%
86 Vaneck Vectors Gold 67,532 1,349,000 0.20%
87 POWERSHARES ETF TRUST 44,778 1,346,000 0.20%
88 AETNA INC NEW 11,588 1,302,000 0.19%
89 PROSHARES TR 11,206 1,270,000 0.19%
90 PROSHARES TR 29,118 1,269,000 0.19%
91 RYDEX ETF TRUST 13,478 1,264,000 0.19%
92 INTERNATIONAL BUSINESS MACHS 8,310 1,259,000 0.19%
93 FIRST TRUST EXCH TRADED FUND 2 UTILITIES ALPH ETF 47,765 1,241,000 0.18%
94 APPLIED MATLS INC 58,224 1,233,000 0.18%
95 RYDEX ETF TRUST 8,375 1,209,000 0.18%
96 WISDOMTREE TR 60,676 1,184,000 0.18%
97 SCHWAB U.S. MID-CAP ETF 28,497 1,157,000 0.17%
98 DIREXION SHS ETF TR 30,668 1,145,000 0.17%
99 SCHWAB U.S. SMALL-CAP ETF 21,805 1,135,000 0.17%
100 VANGUARD INDEX FDS 10,656 1,134,000 0.17%
Page 2 of 87

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001533421-16-000009, filed 2016.05.16).

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.